Work Item
ASTM WK96932

Revision of D4485-24 Standard Specification for Performance of Active API Service Category Engine Oils

Rationale

The addition of API SQ category, as approved by the Passenger Car Engine Oil Classification Panel, to the specification.

Details

Developed by Subcommittee: D02.B0

Committee: D02

Staff Manager: Alyson Fick

Work Item Status

Date Initiated: 11-06-2025

Technical Contact: Joseph Franklin

Item: 000

Ballot:

Status: